APA (7 ম সংস্করণ) উদ্ধৃতি

East-Central State (Nigeria). Ministry of Economic Development and Reconstruction. (1971). First development plan, 1970-1974: Programme of post-war reconstruction. Govt. Printer.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

East-Central State (Nigeria). Ministry of Economic Development and Reconstruction. First Development Plan, 1970-1974: Programme of Post-war Reconstruction. Enugu: Govt. Printer, 1971.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

East-Central State (Nigeria). Ministry of Economic Development and Reconstruction. First Development Plan, 1970-1974: Programme of Post-war Reconstruction. Govt. Printer, 1971.